2 Copyright (C) 2014 Carl Hetherington <cth@carlh.net>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 #include "exceptions.h"
23 #include "subrip_content.h"
24 #include <sub/subrip_reader.h>
25 #include <sub/collect.h>
26 #include <uchardet/uchardet.h>
34 using boost::shared_ptr;
36 SubRip::SubRip (shared_ptr<const SubRipContent> content)
38 FILE* f = fopen_boost (content->path (0), "r");
40 throw OpenFileError (content->path (0));
43 /* Guess the encoding */
44 uchardet_t det = uchardet_new ();
47 int const n = fread (buffer, 1, sizeof (buffer), f);
48 if (uchardet_handle_data (det, buffer, n)) {
53 uchardet_data_end (det);
54 string charset = uchardet_get_charset (det);
55 uchardet_delete (det);
57 if (charset != "UTF-8") {
58 throw TextEncodingError (_("unrecognised character set; please use files encoded in UTF-8"));
62 sub::SubripReader reader (f);
63 _subtitles = sub::collect<vector<sub::Subtitle> > (reader.subtitles ());
67 SubRip::length () const
69 if (_subtitles.empty ()) {
70 return ContentTime ();
73 return ContentTime::from_seconds (_subtitles.back().to.all_as_seconds ());